Home/thionicthionic/thahy-on-ik/US // θaɪˈɒn ɪk //UK // (θaɪˈɒnɪk) //硫酸盐,硫代,硫酸盐类,巯基Definitionsadj.形容词 adjective1 Chemistry.: of or relating to sulfur.Level 3Browse all words →